PG_STAT_BAD_BLOCK
PG_STAT_BAD_BLOCK displays statistics about page or CU verification failures after a node is started.
| 
        Column  | 
      
        Type  | 
      
        Description  | 
     
|---|---|---|
| 
        nodename  | 
      
        Text  | 
      
        Node name.  | 
     
| 
        databaseid  | 
      
        Integer  | 
      
        Database OID.  | 
     
| 
        tablespaceid  | 
      
        Integer  | 
      
        Tablespace OID.  | 
     
| 
        relfilenode  | 
      
        Integer  | 
      
        File object ID.  | 
     
| 
        forknum  | 
      
        Integer  | 
      
        File type.  | 
     
| 
        error_count  | 
      
        Integer  | 
      
        Number of verification failures.  | 
     
| 
        first_time  | 
      
        Timestamp with time zone  | 
      
        Time of the first occurrence.  | 
     
| 
        last_time  | 
      
        Timestamp with time zone  | 
      
        Time of the latest occurrence.  | 
     
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